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<a href="eulerian__compressible__fluid__dynamics__inner_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#ifndef EULERIAN_COMPRESSIBLEFLUID_DYNAMICS_INNER_HPP</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#define EULERIAN_COMPRESSIBLEFLUID_DYNAMICS_INNER_HPP</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;</div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="eulerian__compressible__fluid__dynamics__inner_8h.html">eulerian_compressible_fluid_dynamics_inner.h</a>&quot;</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;{</div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;    <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;    <span class="keyword">namespace </span>eulerian_compressible_fluid_dynamics</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;    {</div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;        <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;        BasePressureRelaxationInner&lt;RiemannSolverType&gt;::</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;            BasePressureRelaxationInner(BaseBodyRelationInner &amp;inner_relation)</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;            : BasePressureRelaxation(inner_relation),</div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;              riemann_solver_(*material_, *material_) {}</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;        <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;        <span class="keywordtype">void</span> BasePressureRelaxationInner&lt;RiemannSolverType&gt;::Interaction(<span class="keywordtype">size_t</span> index_i, Real dt)</div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;        {</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;            CompressibleFluidState state_i(rho_[index_i], vel_[index_i], p_[index_i], E_[index_i]);</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;            <a class="code" href="class_vecd.html">Vecd</a> momentum_change_rate = dmom_dt_prior_[index_i];</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;            Neighborhood &amp;inner_neighborhood = inner_configuration_[index_i];</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> n = 0; n != inner_neighborhood.current_size_; ++n)</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;            {</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;                <span class="keywordtype">size_t</span> index_j = inner_neighborhood.j_[n];</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;                Real dW_ij = inner_neighborhood.dW_ij_[n];</div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;                <a class="code" href="class_vecd.html">Vecd</a> &amp;e_ij = inner_neighborhood.e_ij_[n];</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;                CompressibleFluidState state_j(rho_[index_j], vel_[index_j], p_[index_j], E_[index_j]);</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;                CompressibleFluidState interface_state = riemann_solver_.getInterfaceState(state_i, state_j, e_ij);</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;                <a class="code" href="class_vecd.html">Vecd</a> vel_star = interface_state.vel_;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;                Real p_star = interface_state.p_;</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;                Real rho_star = interface_state.rho_;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;                momentum_change_rate -= 2.0 * Vol_[index_j] *</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;                                        (SimTK::outer(rho_star * vel_star, vel_star) + p_star * Matd(1.0)) * e_ij * dW_ij;</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;            }</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;            dmom_dt_[index_i] = momentum_change_rate;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;        }</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        BaseDensityAndEnergyRelaxationInner&lt;RiemannSolverType&gt;::</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;            BaseDensityAndEnergyRelaxationInner(BaseBodyRelationInner &amp;inner_relation)</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;            : BaseDensityAndEnergyRelaxation(inner_relation),</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;              riemann_solver_(*material_, *material_) {}</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">class</span> RiemannSolverType&gt;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <span class="keywordtype">void</span> BaseDensityAndEnergyRelaxationInner&lt;RiemannSolverType&gt;::Interaction(<span class="keywordtype">size_t</span> index_i, Real dt)</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        {</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;            CompressibleFluidState state_i(rho_[index_i], vel_[index_i], p_[index_i], E_[index_i]);</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;            Real density_change_rate = 0.0;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;            Real energy_change_rate = dE_dt_prior_[index_i];</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;            Neighborhood &amp;inner_neighborhood = inner_configuration_[index_i];</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> n = 0; n != inner_neighborhood.current_size_; ++n)</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;            {</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;                <span class="keywordtype">size_t</span> index_j = inner_neighborhood.j_[n];</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                <a class="code" href="class_vecd.html">Vecd</a> &amp;e_ij = inner_neighborhood.e_ij_[n];</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                Real dW_ij = inner_neighborhood.dW_ij_[n];</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;                CompressibleFluidState state_j(rho_[index_j], vel_[index_j], p_[index_j], E_[index_j]);</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;                CompressibleFluidState interface_state = riemann_solver_.getInterfaceState(state_i, state_j, e_ij);</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;                <span class="comment">//Vecd vel_star = interface_state.get_state_vel();</span></div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;                <a class="code" href="class_vecd.html">Vecd</a> vel_star = interface_state.vel_;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;                Real p_star = interface_state.p_;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;                Real rho_star = interface_state.rho_;</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                Real E_star = interface_state.E_;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;                density_change_rate -= 2.0 * Vol_[index_j] * dot(rho_star * vel_star, e_ij) * dW_ij;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;                energy_change_rate -= 2.0 * Vol_[index_j] * dot(E_star * vel_star + p_star * vel_star, e_ij) * dW_ij;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;            }</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            drho_dt_[index_i] = density_change_rate;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;            dE_dt_[index_i] = energy_change_rate;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        };</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    }</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    <span class="comment">//=================================================================================================//</span></div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;}</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="preprocessor">#endif //EULERIAN_COMPRESSIBLEFLUID_DYNAMICS_INNER_HPP</span></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="preprocessor">//=================================================================================================//</span></div><div class="ttc" id="eulerian__compressible__fluid__dynamics__inner_8h_html"><div class="ttname"><a href="eulerian__compressible__fluid__dynamics__inner_8h.html">eulerian_compressible_fluid_dynamics_inner.h</a></div><div class="ttdoc">Here, we define the algorithm classes for eulerian fluid dynamics within the body. </div></div>
<div class="ttc" id="class_vecd_html"><div class="ttname"><a href="class_vecd.html">Vecd</a></div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
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